#app {
  margin: 0;
  padding: 0;
}
body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
form,
blockquote {
  margin: 0;
}
ul,
ol {
  list-style: none outside none;
}
ul,
ol,
li,
dl,
dd {
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
}

div {
  box-sizing: border-box;
}